struts2_Action之间的重定向传参_点点滴滴，终汇一海！

struts.xml

<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE struts PUBLIC
     "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
     "https://struts.apache.org/dtds/struts-2.3.dtd">
 
 <struts>
     <package name="struts" extends="struts-default">
         <action name="loginvalidate" class="com.sunflower.action.LoginAction">
             <result name="success">/welcome.jsp</result>
             <!-- 如果输入信息的校验出错，则转回index.jsp -->
             <result name="input">/index.jsp</result>
         </action>
 
         <action name="action1" class="com.sunflower.action.Action1">
             <result name="success" type="redirectAction">
                 <param name="actionName">action2</param>
                 <param name="username">${username}</param>
                 <param name="password">${password}</param>
             </result>
         </action>
 
         <action name="action2" class="com.sunflower.action.Action2">
             <result name="success">action2.jsp</result>
         </action>
     </package>
 </struts><?xml version="1.0" encoding="UTF-